LinuxϵÄÊý¾ÝÀàÐÍ
ÄÚºËʹÓõĻù±¾Êý¾ÝÀàÐÍÖ÷ÒªÓУº int £º ±ê×¼µÄCÓïÑÔÕûÊýÀàÐÍ u32 £º 32λÕûÊýÀàÐÍ pid_t £º ÌØ¶¨Äں˶ÔÏópidµÄÀàÐÍ ÔÚ²»Í¬CPUÌåϵ½á¹¹ÉÏ£¬CÓïÑÔµÄÊý¾ÝÀàÐÍËùÕ¼ÓõĿռäÊDz»Ò»ÑùµÄ¡£ÔÚx86ϵÁнṹÏ£¬Êý¾ÝÀàÐÍÕ¼ÓõÄ×Ö½ÚÊýÈçϱíËùʾ£º arch char short int long ptr long long u8 u16 u32 u64 i686 1 2 4 4 4 8 1 2 4 8 ÔÚlinuxÏ£¬ÄÚºËÖеĵØÖ·ÊÇunsigned long ÀàÐÍ£¬Ö¸ÕëµÄ´óСÓëlongÀàÐ͵ĴóСÏàͬ¡£ ÄÚºËÌṩµÄËùÓÐÊý¾ÝÀàÐÍÔÚÍ·Îļþ<asm/types.h>ÖÐÉùÃ÷£¬Õâ¸öÎļþÓÖ±»<Linux/types.h>Ëù°üº¬¡£ LinuxʹÓÃÓÐǰ׺µÄÀàÐÍÓÃÓÚ½«±äÁ¿ÏÔ¶¸øÓû§¿Õ¼ä£¬Èç__u32¡£ ÄÚºËÖкܶàÊý¾ÝÀàÐÍÊÇÓÉtypedefÉùÃ÷£¬ÕâÑù±ãÓÚÒÆÖ²¡£
Ïà¹ØÎĵµ£º
£¨L2CAPÐÒé¼ò½é£¬L2CAPÔÚBlueZÖеÄʵÏÖÒÔ¼°L2CAP±à³Ì½Ó¿Ú£©
Ò»£ºL2CAPÐÒé¼ò½é£º
Logical Link Control and Adaptation Protocol(L2CAP)
Âß¼Á¬½Ó¿ØÖƺÍÊÊÅäÐÒé (L2CAP) ΪÉϲãÐÒéÌá¹©ÃæÏòÁ¬½ÓºÍÎÞÁ¬½ÓµÄÊý¾Ý·þÎñ£¬²¢Ìṩ¶àÐÒ鹦ÄܺͷָîÖØ×é²Ù×÷¡£L2CAP ³äÐíÉϲãÐÒéºÍÓ¦ÓÃÈí¼þ´«ÊäºÍ½ÓÊÕ×î´ó³¤¶ÈΪ 64K µÄ L2CAP Ê ......
Ò»£ºÇ°ÑÔ
×î½üÔÚÑо¿androidµÄsensor driver£¬Ö÷ÒªÊÇE-compass£¬ÆäÖÐÓõ½ÁËLinux input×Óϵͳ.ÔÚÍøÉÏÒ²¿´Á˺ܶàÕâ·½ÃæµÄ×ÊÁÏ£¬¸Ð¾õ»¹ÊÇÕâÆª·ÖÎöµÄ±È½ÏϸÖÂ͸³¹£¬Òò´Ë×ªÔØÒ»ÏÂÒÔ±ã×Ô¼ºÑ§Ï°£¬Í¬Ê±ºÍ´ó¼Ò·ÖÏí£¡
£¨ÕâÆª²©¿ÍÖ÷ÒªÊÇÒÔ¼üÅÌÇý¶¯ÎªÀýµÄ£¬²»¹ý½²½âµÄÊÇLinux Input Subsystem£¬¿ÉÒÔ×ÐϸµÄÑо¿Ò»Ï£¡£©
¼üÅÌÇý¶¯½«¼ì ......
ÈÕÖ¾Ò²ÊÇÓû§Ó¦¸Ã×¢ÒâµÄµØ·½Ö®Ò»¡£²»ÒªµÍ¹ÀÈÕÖ¾Îļþ¶ÔÍøÂ簲ȫµÄÖØÒª×÷Óã¬ÒòΪÈÕÖ¾ÎļþÄܹ»Ïêϸ¼Ç¼ϵͳÿÌì·¢ÉúµÄ¸÷ÖÖ¸÷ÑùµÄʼþ¡£Óû§¿ÉÒÔͨ¹ýÈÕÖ¾Îļþ¼ì²é´íÎó²úÉúµÄÔÒò£¬»òÕßÔÚÊܵ½¹¥»÷ºÍºÚ¿ÍÈëÇÖʱ׷×Ù¹¥»÷ÕßµÄ×Ù¼£¡£ÈÕÖ¾µÄÁ½¸ö±È½ÏÖØÒªµÄ×÷ÓÃÊÇ£ºÉóºËºÍ¼à²â¡£ÅäÖúõÄLinux
µÄÈÕÖ¾·Ç³£Ç¿´ó¡£¶ÔÓÚLinuxϵͳ¶øÑÔ£¬Ëù ......
Êä³öµ½ÆÁĻͬʱ±£´æµ½Îļþ:
cat outfile | tee savefile
CPUʹÓÃÂÊ¡¢ÄÚ´æÊ¹ÓÃÂÊ£º
top¡¢
vmstat -n 1
IOʹÓÃÂÊ£º
iostat
ÍøÂç״̬£º
netstat
²é¿´Îļþϵͳ´ò¿ªµÄ¾ä±ú£º
lsof
²é¿´Îļþ»òsocketµÄËùÓÐÕߣº
fuser
½âѹrpm°ü£º
rpm -ivh file.rpm
²éÕÒ°üÊÇ·ñ±»ÏµÍ³°²×°£º
rpm -qal | grep file ......